Home / 15,767,932-21,759,775.68-8,524,588

Finding the Fourth Proportional to 15,767,932, 21,759,775.68 and 8,524,588

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Solution

The fourth proportional to 15,767,932, 21,759,775.68 and 8,524,588 is: 11,763,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767,932 : 21,759,775.68 = 8,524,588 : x
  2. Step 2: Convert to fraction form
    15,767,932/21,759,775.68 = 8,524,588/x
  3. Step 3: Cross multiply
    15,767,932x = 21,759,775.68 × 8,524,588
  4. Step 4: Simplify right side
    15,767,932x = 185,493,122,644,419.84
  5. Step 5: Solve for x
    x = 185,493,122,644,419.84/15,767,932
  6. Step 6: Final answer
    x = 11,763,947.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.